The joint increase in the number and size of patents filed around the world puts patent systems under pressure. This paper addresses issues in measuring the voluminosity of patent applications and highlights patterns in its evolution. The results, based on a database of 2 million EPO...

Patent filings worldwide have been subject to a combined growth in terms of the number of applications filed and their size. This is putting patent systems under tremendous pressure, as witnessed by the evolution of backlogs at several patent offices. The present article presents an analysis of...

This paper examines the impact of public policy measures on renewable energy (RE) investments in electricity-generating capacity made by institutional investors. Using a novel combination of datasets and a longitudinal research design, we investigate the influence of different policy measures in...

This study evaluates the feasibility of using the grass species Rendlia altera, Monocymbium ceresiiforme, Cynodon dactylon, and amendments (compost and lime) for the phytostabilisation of soils contaminated by Cu in the province of Katanga (Democratic Republic of Congo). Species were grown on...

To date, relatively little is known about the nature of the demand for high-speed rail (HSR) soon after inauguration of the services, despite close to 50-year experience of HSR operation and 17 166 km of HSR network around the world. This is a real lacuna given the scale of HSR construction...

With their species diversity, their population abundance and their integrator characters, higher plants represent useful tools to solve problems concerning the environment analysis and management. As they are good bioindicators, plants integrate many environmental parameters and can help to...

During World War II, the spread between the 3 percent rentes and the Vichy government bonds reflected French investors' perception of the shifting fortunes of war and the willingness of future post-war government to repay the debt issued by the collaborationist regime. Structural breaks in this...